GB1341571A - - Google Patents
Info
- Publication number
- GB1341571A GB1341571A GB3149871A GB3149871A GB1341571A GB 1341571 A GB1341571 A GB 1341571A GB 3149871 A GB3149871 A GB 3149871A GB 3149871 A GB3149871 A GB 3149871A GB 1341571 A GB1341571 A GB 1341571A
- Authority
- GB
- United Kingdom
- Prior art keywords
- extrusion
- ink
- diameter
- writing tip
- tip
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000001125 extrusion Methods 0.000 abstract 6
- 238000001816 cooling Methods 0.000 abstract 2
- 239000000463 material Substances 0.000 abstract 2
- 238000002844 melting Methods 0.000 abstract 2
- 230000008018 melting Effects 0.000 abstract 2
- 239000004033 plastic Substances 0.000 abstract 2
- 229920003023 plastic Polymers 0.000 abstract 2
- 229920000642 polymer Polymers 0.000 abstract 2
- -1 polyoxymethylene Polymers 0.000 abstract 2
- 238000010791 quenching Methods 0.000 abstract 2
- 230000000171 quenching effect Effects 0.000 abstract 2
- 239000004677 Nylon Substances 0.000 abstract 1
- 229930040373 Paraformaldehyde Natural products 0.000 abstract 1
- 239000004743 Polypropylene Substances 0.000 abstract 1
- 230000002745 absorbent Effects 0.000 abstract 1
- 239000002250 absorbent Substances 0.000 abstract 1
- 229920001577 copolymer Polymers 0.000 abstract 1
- 239000000945 filler Substances 0.000 abstract 1
- 229920001778 nylon Polymers 0.000 abstract 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 abstract 1
- 229920002239 polyacrylonitrile Polymers 0.000 abstract 1
- 229920000139 polyethylene terephthalate Polymers 0.000 abstract 1
- 239000005020 polyethylene terephthalate Substances 0.000 abstract 1
- 239000004926 polymethyl methacrylate Substances 0.000 abstract 1
- 229920006324 polyoxymethylene Polymers 0.000 abstract 1
- 229920001155 polypropylene Polymers 0.000 abstract 1
- 229920001169 thermoplastic Polymers 0.000 abstract 1
- 239000004416 thermosoftening plastic Substances 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K1/00—Nibs; Writing-points
- B43K1/003—Capillary nibs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
- B29C48/11—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels comprising two or more partially or fully enclosed cavities, e.g. honeycomb-shaped
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/60—Multitubular or multicompartmented articles, e.g. honeycomb
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pens And Brushes (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US5357170A | 1970-07-09 | 1970-07-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1341571A true GB1341571A (enExample) | 1973-12-25 |
Family
ID=21985171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3149871A Expired GB1341571A (enExample) | 1970-07-09 | 1971-07-05 |
Country Status (4)
| Country | Link |
|---|---|
| CA (1) | CA938844A (enExample) |
| DE (1) | DE2134669A1 (enExample) |
| FR (1) | FR2101553A5 (enExample) |
| GB (1) | GB1341571A (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2459143A1 (fr) * | 1979-06-21 | 1981-01-09 | Pentel Kk | Instrument a ecrire |
| US5672021A (en) * | 1995-02-10 | 1997-09-30 | Avery Dennison Corporation | Fibrous nib for use in a capillary feed marker |
-
1971
- 1971-07-02 CA CA117285A patent/CA938844A/en not_active Expired
- 1971-07-05 GB GB3149871A patent/GB1341571A/en not_active Expired
- 1971-07-08 DE DE19712134669 patent/DE2134669A1/de active Pending
- 1971-07-09 FR FR7125348A patent/FR2101553A5/fr not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2459143A1 (fr) * | 1979-06-21 | 1981-01-09 | Pentel Kk | Instrument a ecrire |
| US5672021A (en) * | 1995-02-10 | 1997-09-30 | Avery Dennison Corporation | Fibrous nib for use in a capillary feed marker |
Also Published As
| Publication number | Publication date |
|---|---|
| CA938844A (en) | 1973-12-25 |
| FR2101553A5 (enExample) | 1972-03-31 |
| DE2134669A1 (de) | 1972-01-20 |
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| GB1341571A (enExample) | ||
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| FR2095043A5 (en) | Plastic pen body - mfd by extruding a toothed profile providing capillary ink channels when sheathed | |
| GB1058590A (en) | Improvements in or relating to extrusion apparatus | |
| IT1046265B (it) | Pennino di materiale termoplastico e procedimento per la sua fabbricazione | |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |